| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it is not known | 41 |
|
| 2 | [conj] it is not known | 41 |
|
| 3 | [coord] it is not known | 24 |
|
| 4 | [subord] it is not known | 16 |
|
| 5 | but it is not known | 14 |
|
| 6 | but it is not known | 14 |
|
| 7 | and it is not known | 10 |
|
| 8 | and it is not known | 10 |
|
| 9 | although it is not known | 9 |
|
| 10 | although it is not known | 9 |
|
